Troubleshooting – Code 3 PB100B/PB100C Bumper-Mount Speaker User Manual
Page 5

Parts List
Ref No.
Description
Part No.
Oty.
1
Speaker Wire Assemblies
51020 & 51021
1
2
Speaker Screws
T06519 2
3
Plated Mounting Bracket
S70059
1
4
Speaker Horn
T06514
1
5
Driver Cover
T03739
1
6
Speaker Driver
T03470
1
7
Driver Cap
T06508
1
8
Nose Cone Screw
T06530
1
TROUBLESHOOTING
A. Check connections at
amplifier and siren amplifier
B. Check resistance across
speaker wires (3.8 Ohms) and
replace drivers
A. Refer to siren amplifier
owners manual
B. Refer to speaker wiring
instructions in manual.
No output from speaker,
siren amplifier makes noise
Low output from speaker
5
A. Low voltage from amplifier
B. Dual speakers not connected in phase
A. Open circuit in speaker wiring
B. Defective driver(s)
PROBABLE CAUSE
PROBLEM
REMEDY